import java.util.Scanner;




import java.util.Scanner;

public class Java319 {

    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        while (scanner.hasNextInt()) {
            int x = scanner.nextInt();
            int y = scanner.nextInt();
            int z = scanner.nextInt();
            Sub sub = new Sub(x, y, z);
            System.out.println(sub.calculate());
        }
    }

}

class Base {

    private int x;
    private int y;

    public Base(int x, int y) {
        this.x = x;
        this.y = y;
    }

    public int getX() {
        return x;
    }

    public int getY() {
        return y;
    }

}

class Sub extends Base {
    private int z;

    public Sub(int x, int y, int z) {
        super(x,y);
        this.z = z;

        //write your code here
    }

    public int getZ() {
        return z;
    }

    public int calculate() {
        return super.getX() * super.getY() * this.getZ();
    }

}
/*class X{
    Y y=new Y();//1
    public X(){//2
        System.out.print("X");
    }
}
class Y{
    public Y(){//3
        System.out.print("Y");
    }
}
public class Java319 extends X{
    Y y=new Y();//4
    public Java319(){//5
        System.out.print("Z");
    }
    public static void main(String[] args) {
        new Java319();
    }
}*/
/*class Base{

    public Base(String s){
        System.out.print("B");
    }
}

public class Java319 extends Base{

    public Java319 (String s) {

        System.out.print("D");
    }

    public static void main(String[] args){
        new Java319("C");
    }
}*/


/*class Test{
    public String toString() {
        System.out.print("aaa");
        return "bbb";
    }


    public static void main(String[] args) {
        Test test = new Test();
        System.out.println(test);
    }
}*/
/*class Base {
    Base() {
        System.out.print("Base");
    }
}

public class Java319 extends Base {

    public static void main( String[] args ) {
        new Java319();//1
        //调用父类无参的构造方法
        new Base();//2
    }
}*/





        /*static int cnt = 6;
        static{
            cnt += 9;
        }
        public static void main(String[] args){
            System.out.println("cnt = " + cnt);
        }
        static{
            cnt /=3;
        };*/
/*
    public class Person{

        private String name = "Person";

        int age=0;

    }

    public class Child extends Person{

        public String grade;

        public static void main(String[] args){

            Person p = new Child();

            System.out.println(p.name);

        }

    }*/
        /*public static void main(String[] args) {
            Scanner scanner = new Scanner(System.in);
            while (scanner.hasNextInt()) {
                int x = scanner.nextInt();
                int y = scanner.nextInt();
                Data data = new Data(x, y);
                System.out.println(data.getX() + data.getY());
            }
        }
    }
    class Data {
        private int x;
        private int y;

        public Data(int x, int y) {
            this.x = x;
            this.y = y;
        }

        public int getX() {
            return x;
        }
        public int getY() {
            return y;
        }*/

